Jeffrey Post, curator of the Smithsonian’s National Gem and Mineral Collection, says the size of the Dom Pedro Aquamarine is “unprecedented.” Donald E. Hurlbert/ NMNH, SI You start with the ...

From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than ...

The nation’s capital is a surprisingly treasure-filled jewelry town. If you know where to look. Several years ago, when ...

This collection of viewable hominin fossil 3D models was produced by the Smithsonian’s Human Origins Program by ... The skulls are different colors because as they fossilized they absorbed minerals ...

Scientists at the National Museum of Natural History study environments and mineral ... Smithsonian study fossil animals, plants, and single-celled organisms to understand the biological and ...

by Good Morning Washington TOPICS: WASHINGTON (7News) — The Winston Fancy Color Diamond Collection was unveiled at the Smithsonian National Museum of Natural History, featuring the incredible ...